Home / 26,074,920.60-39,112,380.90-7,881,923.70

Finding the Fourth Proportional to 26,074,920.60, 39,112,380.90 and 7,881,923.70

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Solution

The fourth proportional to 26,074,920.60, 39,112,380.90 and 7,881,923.70 is: 11,822,885.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,074,920.60 : 39,112,380.90 = 7,881,923.70 : x
  2. Step 2: Convert to fraction form
    26,074,920.60/39,112,380.90 = 7,881,923.70/x
  3. Step 3: Cross multiply
    26,074,920.60x = 39,112,380.90 × 7,881,923.70
  4. Step 4: Simplify right side
    26,074,920.60x = 308,280,801,979,137.31
  5. Step 5: Solve for x
    x = 308,280,801,979,137.31/26,074,920.60
  6. Step 6: Final answer
    x = 11,822,885.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.